720
المشتركون
+224 ساعات
+167 أيام
لا توجد بيانات30 أيام
أرشيف المشاركات
Repost from تعلّم | علوم طبية
The distance between two consecutive nodes in a standing wave equals:
Repost from تعلّم | علوم طبية
A standing wave is formed due to the superposition of:
Repost from تعلّم | علوم طبية
Destructive interference is maximum when two waves are:
The wavelength of a 1 kHz sound wave in air (speed = 343 m/s) is:
Fundamental sound frequency of an open-end air column (35 cm):
